TD-9422S3(D/PE/AR3)
2MP ( 1920 × 1080 ) H.265 coding Fixed Lens 2.8mm,3.6mm,6mm Max.resolution: 1920 × 1080 ICR auto switch, true day
TD-9421S3(D/PE/AR2)
2MP ( 1920 × 1080 ) H.265 coding Max.resolution: 1920 × 1080 ICR auto switch, true day / night, ROI
TD-9421S3L(D/PE/AR1)
2MP ( 1920 × 1080) H.265 coding Max.resolution: 1920 1080 ICR auto switch, true day / night, ROI coding 3D